Ista Stainless Check Valve (CO2 use)

Ista Stainless Check Valve is for use on CO2 systems, stopping the back-flow of water into the other equipment.

Compact sized, contains a stainless spring to assure no water back-flow. The arrow on the valve stands for air flow direction, simply connect air pipe to both sides of check valve.

Not for use with air pumps.